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NTA Abhyas NEET2020BotanyAnimal KingdomPractice

Read the following match about phylum and it's one chatacter: I. Annelida: First-time true coelom (schizocoelom) present in them. II. Arthropoda: Only metamerically segmented animals with hemocoel. III. Echinodermata: Have exoskeleton of calcareous ossicles and spines. IV. Hemichordata: Small worm-like marine animals with true notochord. How many from the above is/are the correct match?

Options

  1. ATwo
  2. BThree
  3. CFour
  4. DOne

Correct answer

D. One

Step-by-step solution

Annelida shows the evidence for the first true coelomates. Arthropoda: Metamerically segmented animals with hemocoel. Metameric segmentation is also present in Annelida and some chordates. Echinodermata: Have endoskeleton of calcareous ossicles and spines. Hemichordata: Small worm-like marine animals with stomochord which is not a true notochord.

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